A simple method for industrialization to enhance the tap density of LiNi0.5Co0.2Mn0.3O2cathode material for high-specific volumetric energy lithium-ion batteries

The sample mixed with 9 μm, 6 μm and 3 μm (7 : 2 : 1) has a tap density of 2.57 g cm⁻³and the specific volumetric capacity of 394.3 mA h cm⁻³. And it has the advance of 8.5%, 22.2% and 40.6% than 9 μm, 6 μm and 3 μm, respectively.